Transmitter Specific Commands; Enter/Exit Fixed Current; Trim Dac Gain - ABB 691HT Operating Instructions Manual

9 Applied Process too High
10 Applied Process too Low
the applied pressure exceed the Range limits
14 New Lower Range Value shift the Upper Range
Value over the Sensor Limit
COMMAND 40:

ENTER/EXIT FIXED CURRENT

MODE Command-Specific Response Codes
3 Passed Parameter too Large
4 Passed Parameter too Small
the fixed current O/P limits are 3.75 and 21 mA
7 In Write Protect Mode
the write protect link on the transmitter is "on"
11 Analog Output Not Active
the transmitter output is fixed to 4 mA ( multidrop)
COMMAND 44: WRITE PRIMARY VARIABLE UNITS
Command-Specific Response Codes
2 Invalid Selection
the units selected does not correspond with the
transmitter type
7 In Write Protect Mode
the write protect link on the transmitter is "on"
COMMAND 45: TRIM DAC ZERO
Command-Specific Response Codes
3 Passed Parameter too Large
4 Passed Parameter too Small
the maximum change is 5% of the output span
7 In Write Protect Mode
the write protect link on the transmitter is "on"
9 Not In Proper Current Mode
procedure error : repeat the operation
11 Analog Output Not Active
the transmitter output is fixed to 4 mA
( multidrop) and the trimming procedure is
not admitted
COMMAND 46: TRIM DAC GAIN
Command-Specific Response Codes
3 Passed Parameter too Large
4 Passed Parameter too Small
the maximum change is 5% of the output span
7 In Write Protect Mode
the write protect link on the transmitter is "on"
9 Not In Proper Current Mode
procedure error : repeat the operation
11 Analog Output Not Active
the transmitter output is fixed to 4 mA ( multidrop)
and the trimming procedure is not admitted
COMMAND 47: WRITE TRANSFER FUNCTION
Command-Specific Response Codes
2 Invalid Selection
the selection does not correspond with the
transmitter type
7 In Write Protect Mode
the write protect link on the transmitter is "on"
- 46 -
COMMAND 48: READ ADDITIONAL TRANSMIT-
TER STATUS
Command-Specific Response Codes
8 Warning: Update In Progress

TRANSMITTER SPECIFIC COMMANDS

(for 600T, 600T EN and Deltapi K PRESSURE
Transmitters)
COMMAND 129: WRITE STATIC DATA -
MATERIALS
Command-Specific Response Codes
7 In Write Protect Mode
the write protect link on the transmitter is "on"
COMMAND 130: WRITE UPPER SENSOR TRIM
POINT
COMMAND 131: WRITE LOWER SENSOR TRIM
POINT
Command-Specific Response Codes
1 Type Code Mismatch
2 Invalid Selection
the selection does not correspond with the
transmitter type
3 Passed Parameter too High
4 Passed Parameter too Low
the maximum change is 5% of the span
5 Too few bytes received
the number of bytes received is less than
expected
7 In Write Protect Mode
the write protect link on the transmitter is "on"
9 Applied Process too High
10 Applied Process too Low
the applied pressure exceed the Range limits
11 Excess Correction Attempted
13 Trim span too small
16 Access Restricted
trimming operation not allowed because PV bias
not equal to 0
COMMAND 132: WRITE CONTROL MODES
Command-Specific Response Codes
2 Invalid Selection
the selection does not correspond with the
transmitter type
5 Too few bytes received
the number of bytes received is less than
expected
7 In Write Protect Mode
the write protect link on the transmitter is "on"
COMMAND 134: RESET FACTORY OUTPUT TRIM
VALUES
Command-Specific Response Codes
7 In Write Protect Mode
the write protect link on the transmitter is "on"